<template>
  <div :class="{'hidden':hidden}" class="pagination_container">
    <el-pagination
      :background="background"
      :current-page.sync="currentPage"
      :page-size.sync="pageSize"
      :layout="layout"
      :page-sizes="pageSizes"
      :total="total"
      v-bind="$attrs"
      @size-change="handleSizeChange"
      @current-change="handleCurrentChange"
    />
  </div>
</template>

<script>
export default {
  name: 'Pagination',
  props: {
    total: {
      required: true,
      type: Number
    },
    page: {
      type: Number,
      default: 1
    },
    limit: {
      type: Number,
      default: 10
    },
    pageSizes: {
      type: Array,
      default() {
        return [5, 10, 15, 20];
      }
    },
    layout: {
      type: String,
      default: 'total, sizes, prev, pager, next, jumper'
    },
    background: {
      type: Boolean,
      default: true
    },
    autoScroll: {
      type: Boolean,
      default: true
    },
    hidden: {
      type: Boolean,
      default: false
    }
  },
  computed: {
    currentPage: {
      get() {
        return this.page;
      },
      set(val) {
        this.$emit('update:page', val);
      }
    },
    pageSize: {
      get() {
        return this.limit;
      },
      set(val) {
        this.$emit('update:limit', val);
      }
    }
  },
  methods: {
    handleSizeChange(val) {
      this.$emit('pagination', { page: this.currentPage, limit: val });
    },
    handleCurrentChange(val) {
      this.$emit('pagination', { page: val, limit: this.pageSize });
    }
  }
};
</script>

<style lang="scss" scoped>
.pagination_container {
  text-align: center;
  padding: 20px 0;
  &.hidden {
    display: none;
  }
  ::v-deep .el-input.el-pagination__editor {
    line-height: 28px;
  }
  ::v-deep .el-input.el-input--mini {
    line-height: 28px;
    .el-input__inner {
      height: 28px;
    }
    .el-input__prefix, .el-input__suffix {
      .el-input__icon {
        height: 28px;
        line-height: 28px;
      }
    }
  }
}
</style>
